AnnMarie Thomas shows how two different kinds of homemade play dough can be used to demonstrate electrical properties — by lighting up LEDs, spinning motors, and turning little kids into circuit designers.

The iO Dock is the first device that enables anyone with an iPad to create, produce, and perform music with virtually any pro audio gear or instruments. The iO Dock is a universal docking station specifically designed for the iPad, and it gives musicians, recording engineers, and music producers the connectivity they need to create and perform with iPad. Connect all your pro audio gear to virtually any app in the App Store with the iO Dock.

“Before the end of this century, and perhaps much sooner than that, scientists will determine that life exists elsewhere in the universe. This book is about how they’re going to get there.” These words open First Contact, in which Marc Kaufman chronicles astrobiologists’ search for the origin of life on Earth and assesses the probability that it exists elsewhere in our universe.

[Marc is on tour|http://authors.simonandschuster.ca/Marc-Kaufman/49865666/author_appearances] and you can go meet him.

This wiki aims to collect information about pay as you go mobile phone plans from all over the world. Not just any plans though, they must include decent data rates, perfect for iPhone, iPad and Android smart phone travellers, as well as mifi users.

The Brain Eater’s Bible is a field manual and manifesto for the reanimated dead. The hardcover book is filled with over 200 photos, diagrams and anatomical drawings.

Our Guest: Ken Denmead

Ken is a husband and father from the San Francisco Bay Area, where he works as a civil engineer. He’s also the editor of GeekDad at Wired, the parenting blog for Wired magazine’s online presence, where along with a group of other dedicated, geeky parents he posts projects, book and movie reviews, weekly podcasts, and more about being a parent and being a geek.